Watchung is a small borough in Somerset County. As of the 2010 census, the population of Watchung was 5,801. Watchung was a small semi-rural community in the early 1900s and was incorporated as a borough in 1926 from portions of North Plainfield.

While only 6 square miles in area, Watchung shares borders with Warren, Basking Ridge, Bridgewater, North Plainfield and Green Brook in Somerset County; Berkeley Heights and Scotch Plains in Union County, and Long Hill Township in Morris County. 


Bayberry Elementary School (preK - 4th grade)

Valley View School (5th-8th grades)

Watchung Regional High School (9th-12th grades)  Enrollment 1,286 students 2014-2015 school year

Mount St. Mary Academy (9th-12th grades, private, girls only)


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